alcoholysis|alcoholyses in English

noun

chemical breakdown due to interaction of a compound with an alcohol

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1. Manufacture of dihydroxy aromatic compounds by alcoholysis of polycarbonate-containing compositions

2. Key words: lipase, interesterification, acylation, alcoholysis, resolution, b-amino esters.

3. This proportionality was not found after the alcoholysis of the PCE.

4. The alcoholysis of triethylaluminium can be investigated by DTA in the liquid phase.

5. Processes for the alcoholysis, inclusive of transesterification and/or disproportionation, of reactants are disclosed.

6. Method to produce a carboxylic acid ester from a carboxylic acid ammonium salt by alcoholysis

7. Details of the esterification, alcoholysis, reduction reactions, and the isolation of 1-ethyl 4-nitrophthalate are described.

8. Surely, one contribution is the further development of the energy-saving enzymtic alcoholysis for ester production.

9. Method for the reesterification of fat and/or oil of biological origin by means of alcoholysis

10. Method for the production of fatty acid esters of monovalent alcohols by alcoholysis using special basic catalysts

11. Various catalysts with different contents, including LiOH, butyl tin oxide and dibutyl tin chloride, were used for alcoholysis and/or esterification reactions.

12. Modified alkyd resins were produced by alcoholysis of soya bean oil with pentaerythritol followed by esterification with pentaerythritol and phthalic anhydride.

13. The reaction enthalpy of the alcoholysis with primary alcohols is from −150 to −170 kJ mole−1 in tetrahydrofuran/toluene as solvent.

14. Compared with the pure alcoholysis a huge acceleration of the ester formation, proportional to the cencentration of the nucleophilic amine2, is observed.

15. Methoxy methyl disilanes where prepared by means of alcoholysis of chloromethyl disilanes, or by reaction of methoxy chlorosilanes with trimethyl silyl lithium.

16. The alcoholysis of these intermediates yields O-alkyliminium ethers which can then be easily hydrolyzed under mild acidic conditions to the corresponding esters.

17. An organic base or a mixture of organic bases is used for the creation of alkali conditions and as catalysts for alcoholysis.

18. The invention relates to a method for producing alpha-hydroxycarboxylic acid esters by the alcoholysis of the corresponding alpha-hydroxycarboxylic acid amides using heterogeneous catalysis.

19. The dimeric complex Ru2(μ-Cl)2Cl2(CO)4(PMe3)2 (1) forms an active silane alcoholysis complex in the polar solvent N,N-dimethylamino-acetamide (DMA).

20. By selectively controlling the alcoholysis conditions (e.g., alcohol and copolymer concentrations, catalysts, temperature, etc.), a modified aliphatic-aromatic copolyester may be achieved that has a molecular weight lower than the starting aliphatic-aromatic polymer.

21. By selectively controlling the alcoholysis conditions (e.g., alcohol and polymer concentrations, catalysts, temperature, etc.), a modified polylactic acid may be achieved that has a molecular weight lower than the starting polylactic acid.

22. Alcoholysis of poly(ethylene naphthalene-2,6-dicarboxylate) in the presence of a transesterification catalyst on cooling yields solid dialkyl naphthalene-2,6-dicarboxylate which may be collected by filtration and further purified by recrystallization from xylenes.

23. By selectively controlling the conditions of the alcoholysis reaction (e.g., alcohol and copolymer concentrations, temperature, etc.), the resulting modified aliphatic-aromatic copolyester may have a molecular weight that is relatively low.

24. In one embodiment, for example, a polylactic acid is melt blended with an alcohol to initiate an alcoholysis reaction that results in a polylactic acid having one or more hydroxyalkyl or alkyl terminal groups.

25. This invention relates to processes for conducting equilibrium-limited reactions such as esterification and alcoholysis reactions, using a single reaction zone and an acid separation column containing a rectification zone and a stripping zone.